diff options
Diffstat (limited to 'policy-endpoints/src/main/java/org/openecomp/policy/drools/http/client')
3 files changed, 475 insertions, 0 deletions
diff --git a/policy-endpoints/src/main/java/org/openecomp/policy/drools/http/client/HttpClient.java b/policy-endpoints/src/main/java/org/openecomp/policy/drools/http/client/HttpClient.java new file mode 100644 index 00000000..2e81b2c8 --- /dev/null +++ b/policy-endpoints/src/main/java/org/openecomp/policy/drools/http/client/HttpClient.java @@ -0,0 +1,48 @@ +/*- + * ============LICENSE_START======================================================= + * policy-endpoints + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ +package org.openecomp.policy.drools.http.client; + +import javax.ws.rs.core.Response; + +import org.openecomp.policy.drools.properties.Startable; + +public interface HttpClient extends Startable { + + public Response get(String path); + + public Response get(); + + public static <T> T getBody(Response response, Class<T> entityType) { + return response.readEntity(entityType); + } + + public String getName(); + public boolean isHttps(); + public boolean isSelfSignedCerts(); + public String getHostname(); + public int getPort(); + public String getBasePath(); + public String getUserName(); + public String getPassword(); + public String getBaseUrl(); + + + public static final HttpClientFactory factory = new IndexedHttpClientFactory(); +} diff --git a/policy-endpoints/src/main/java/org/openecomp/policy/drools/http/client/HttpClientFactory.java b/policy-endpoints/src/main/java/org/openecomp/policy/drools/http/client/HttpClientFactory.java new file mode 100644 index 00000000..53a8c2b2 --- /dev/null +++ b/policy-endpoints/src/main/java/org/openecomp/policy/drools/http/client/HttpClientFactory.java @@ -0,0 +1,185 @@ +/*- + * ============LICENSE_START======================================================= + * policy-endpoints + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ +package org.openecomp.policy.drools.http.client; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.HashMap; +import java.util.List; +import java.util.Properties; + +import org.openecomp.policy.drools.http.client.internal.JerseyClient; +import org.openecomp.policy.drools.properties.PolicyProperties; + +public interface HttpClientFactory { + + public HttpClient build(String name, boolean https, + boolean selfSignedCerts, + String hostname, int port, + String baseUrl, String userName, + String password, boolean managed) + throws Exception; + + public ArrayList<HttpClient> build(Properties properties) throws Exception; + + public HttpClient get(String name); + + public List<HttpClient> inventory(); + + public void destroy(String name); + + public void destroy(); +} + +class IndexedHttpClientFactory implements HttpClientFactory { + + protected HashMap<String, HttpClient> clients = new HashMap<String, HttpClient>(); + + @Override + public synchronized HttpClient build(String name, boolean https, boolean selfSignedCerts, + String hostname, int port, + String baseUrl, String userName, String password, + boolean managed) + throws Exception { + if (clients.containsKey(name)) + return clients.get(name); + + JerseyClient client = + new JerseyClient(name, https, selfSignedCerts, hostname, port, baseUrl, userName, password); + + if (managed) + clients.put(name, client); + + return client; + } + + @Override + public synchronized ArrayList<HttpClient> build(Properties properties) throws Exception { + ArrayList<HttpClient> clientList = new ArrayList<HttpClient>(); + + String clientNames = properties.getProperty(PolicyProperties.PROPERTY_HTTP_CLIENT_SERVICES); + if (clientNames == null || clientNames.isEmpty()) { + return clientList; + } + + List<String> clientNameList = + new ArrayList<String>(Arrays.asList(clientNames.split("\\s*,\\s*"))); + + for (String clientName : clientNameList) { + String httpsString = properties.getProperty(PolicyProperties.PROPERTY_HTTP_CLIENT_SERVICES + "." + + clientName + + PolicyProperties.PROPERTY_HTTP_HTTPS_SUFFIX); + boolean https = false; + if (httpsString != null && !httpsString.isEmpty()) { + https = Boolean.parseBoolean(httpsString); + } + + String hostName = properties.getProperty(PolicyProperties.PROPERTY_HTTP_CLIENT_SERVICES + "." + + clientName + + PolicyProperties.PROPERTY_HTTP_HOST_SUFFIX); + + String servicePortString = properties.getProperty(PolicyProperties.PROPERTY_HTTP_CLIENT_SERVICES + "." + + clientName + + PolicyProperties.PROPERTY_HTTP_PORT_SUFFIX); + int port; + try { + if (servicePortString == null || servicePortString.isEmpty()) { + continue; + } + port = Integer.parseInt(servicePortString); + } catch (NumberFormatException nfe) { + nfe.printStackTrace(); + continue; + } + + String baseUrl = properties.getProperty(PolicyProperties.PROPERTY_HTTP_CLIENT_SERVICES + "." + + clientName + + PolicyProperties.PROPERTY_HTTP_URL_SUFFIX); + + String userName = properties.getProperty(PolicyProperties.PROPERTY_HTTP_CLIENT_SERVICES + "." + + clientName + + PolicyProperties.PROPERTY_HTTP_AUTH_USERNAME_SUFFIX); + + String password = properties.getProperty(PolicyProperties.PROPERTY_HTTP_CLIENT_SERVICES + "." + + clientName + + PolicyProperties.PROPERTY_HTTP_AUTH_PASSWORD_SUFFIX); + + String managedString = properties.getProperty(PolicyProperties.PROPERTY_HTTP_CLIENT_SERVICES + "." + + clientName + + PolicyProperties.PROPERTY_MANAGED_SUFFIX); + boolean managed = true; + if (managedString != null && !managedString.isEmpty()) { + managed = Boolean.parseBoolean(managedString); + } + + try { + HttpClient client = + this.build(clientName, https, https, hostName, port, baseUrl, + userName, password, managed); + clientList.add(client); + } catch (Exception e) { + e.printStackTrace(); + } + } + + return clientList; + } + + @Override + public synchronized HttpClient get(String name) { + if (clients.containsKey(name)) { + return clients.get(name); + } + + throw new IllegalArgumentException("Http Client " + name + " not found"); + } + + @Override + public synchronized List<HttpClient> inventory() { + return new ArrayList<HttpClient>(this.clients.values()); + } + + @Override + public synchronized void destroy(String name) { + if (!clients.containsKey(name)) { + return; + } + + HttpClient client = clients.remove(name); + try { + client.shutdown(); + } catch (IllegalStateException e) { + e.printStackTrace(); + } + } + + @Override + public void destroy() { + List<HttpClient> clientsInventory = this.inventory(); + for (HttpClient client: clientsInventory) { + client.shutdown(); + } + + synchronized(this) { + this.clients.clear(); + } + } + +} diff --git a/policy-endpoints/src/main/java/org/openecomp/policy/drools/http/client/internal/JerseyClient.java b/policy-endpoints/src/main/java/org/openecomp/policy/drools/http/client/internal/JerseyClient.java new file mode 100644 index 00000000..4fa59dc8 --- /dev/null +++ b/policy-endpoints/src/main/java/org/openecomp/policy/drools/http/client/internal/JerseyClient.java @@ -0,0 +1,242 @@ +/*- + * ============LICENSE_START======================================================= + * policy-healthcheck + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.policy.drools.http.client.internal; + +import java.security.SecureRandom; +import java.security.cert.CertificateException; +import java.security.cert.X509Certificate; + +import javax.net.ssl.HostnameVerifier; +import javax.net.ssl.SSLContext; +import javax.net.ssl.SSLSession; +import javax.net.ssl.TrustManager; +import javax.net.ssl.X509TrustManager; +import javax.ws.rs.client.Client; +import javax.ws.rs.client.ClientBuilder; +import javax.ws.rs.core.Response; + +import org.glassfish.jersey.client.authentication.HttpAuthenticationFeature; +import org.openecomp.policy.drools.http.client.HttpClient; + +import com.fasterxml.jackson.annotation.JsonIgnore; + +public class JerseyClient implements HttpClient { + + protected final String name; + protected final boolean https; + protected final boolean selfSignedCerts; + protected final String hostname; + protected final int port; + protected final String basePath; + protected final String userName; + protected final String password; + + protected final Client client; + protected final String baseUrl; + + protected boolean alive = true; + + + public JerseyClient(String name, boolean https, + boolean selfSignedCerts, + String hostname, int port, + String basePath, String userName, + String password) + throws Exception { + + super(); + + if (name == null || name.isEmpty()) + throw new IllegalArgumentException("Name must be provided"); + + if (hostname == null || hostname.isEmpty()) + throw new IllegalArgumentException("Hostname must be provided"); + + if (port <= 0 && port >= 65535) + throw new IllegalArgumentException("Invalid Port provided: " + port); + + this.name = name; + this.https = https; + this.hostname = hostname; + this.port = port; + this.basePath = basePath; + this.userName = userName; + this.password = password; + this.selfSignedCerts = selfSignedCerts; + + StringBuffer tmpBaseUrl = new StringBuffer(); + if (this.https) { + tmpBaseUrl.append("https://"); + ClientBuilder clientBuilder; + SSLContext sslContext = SSLContext.getInstance("TLSv1.2"); + if (this.selfSignedCerts) { + sslContext.init(null, new TrustManager[]{new X509TrustManager() { + @Override + public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {} + @Override + public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {} + @Override + public X509Certificate[] getAcceptedIssuers() { return new X509Certificate[0]; } + + }}, new SecureRandom()); + clientBuilder = ClientBuilder.newBuilder().sslContext(sslContext).hostnameVerifier(new HostnameVerifier() { + @Override + public boolean verify(String hostname, SSLSession session) {return true;} + }); + } else { + sslContext.init(null, null, null); + clientBuilder = ClientBuilder.newBuilder().sslContext(sslContext); + } + this.client = clientBuilder.build(); + } else { + tmpBaseUrl.append("http://"); + this.client = ClientBuilder.newClient(); + } + + if (this.userName != null && !this.userName.isEmpty() && + this.password != null && !this.password.isEmpty()) { + HttpAuthenticationFeature authFeature = HttpAuthenticationFeature.basic(userName, password); + this.client.register(authFeature); + } + + this.baseUrl = tmpBaseUrl.append(this.hostname).append(":"). + append(this.port).append("/"). + append((this.basePath == null) ? "" : this.basePath). + toString(); + } + + @Override + public Response get(String path) { + if (path != null && !path.isEmpty()) + return this.client.target(this.baseUrl).path(path).request().get(); + else + return this.client.target(this.baseUrl).request().get(); + } + + @Override + public Response get() { + return this.client.target(this.baseUrl).request().get(); + } + + + @Override + public boolean start() throws IllegalStateException { + return alive; + } + + @Override + public boolean stop() throws IllegalStateException { + return !alive; + } + + @Override + public void shutdown() throws IllegalStateException { + synchronized(this) { + alive = false; + } + + try { + this.client.close(); + } catch (Exception e) { + e.printStackTrace(); + } + } + + @Override + public synchronized boolean isAlive() { + return this.alive; + } + + @Override + public String getName() { + return name; + } + + @Override + public boolean isHttps() { + return https; + } + + @Override + public boolean isSelfSignedCerts() { + return selfSignedCerts; + } + + @Override + public String getHostname() { + return hostname; + } + + public int getPort() { + return port; + } + + @Override + public String getBasePath() { + return basePath; + } + + @Override + public String getUserName() { + return userName; + } + + @JsonIgnore + @Override + public String getPassword() { + return password; + } + + @Override + public String getBaseUrl() { + return baseUrl; + } + + @Override + public String toString() { + StringBuilder builder = new StringBuilder(); + builder.append("JerseyClient [name="); + builder.append(name); + builder.append(", https="); + builder.append(https); + builder.append(", selfSignedCerts="); + builder.append(selfSignedCerts); + builder.append(", hostname="); + builder.append(hostname); + builder.append(", port="); + builder.append(port); + builder.append(", basePath="); + builder.append(basePath); + builder.append(", userName="); + builder.append(userName); + builder.append(", password="); + builder.append(password); + builder.append(", client="); + builder.append(client); + builder.append(", baseUrl="); + builder.append(baseUrl); + builder.append(", alive="); + builder.append(alive); + builder.append("]"); + return builder.toString(); + } + +} |